#define _CRT_SECURE_NO_WARNINGS 1
#include <stdio.h>
#include <string>
int main()
{
	char arr1[] = "abc";
	char arr2[] = { 'a', 'b','c' };
	char arr3[] = { 'a', 'b', 'c', '\0' };
	printf("%d\n", strlen(arr1));
	printf("%d\n", strlen(arr2));
	printf("%d\n", strlen(arr3));
	printf("%s\n", arr1);
	printf("%s\n", arr2);
	printf("%s\n", arr3);
	getchar();
	return 0;
}